Suppose that 60% of all small business owners in a large downtown area are in favor of building a new arena. A simple random sample of 40 business owners is drawn. (a) Find the mean number of those in samples of size 40 who are in favor of the new arena. (b) Find the standard deviation of the number of people in samples of size 40 who are in favor of the new arena. (Round your answer to two decimal places.)

14

step-by-step explanation:

14 x 3 = 42

$450 i think. hope this ☺

a. (14,375+570)(5.3) b. 158,417$

step-by-step explanation:

a. you are basically just setting up the equation. f= amount of debt hence 14,375. g= how much she is borrowing from her parents weekly hence 570 and t= the interest on her debt. creating the equation.

b.   14,375+570= 14,945

      14,945 x 5.3 = 79,208.5

      79,208.5 x 2(years) = 158,417(answer)